Endgame items

Void Staff

+80 Ability Power
UNIQUE Passive: +35% Magic Penetration.

Zhonya's Hourglass

+100 Ability Power
+45 Armor
UNIQUE Active - Stasis: Champion becomes invulnerable and untargetable for 2.5 seconds, but is unable to move, attack, cast spells, or use items during this time (90 second cooldown).